I may purify you may purify he may purify we may purify you may purify they may purify
Forme en V-ing
I may be purifying you may be purifying he may be purifying we may be purifying you may be purifying they may be purifying
Perfect
I may have purified you may have purified he may have purified we may have purified you may have purified they may have purified
Perfect en V-ing
I may have been purifying you may have been purifying he may have been purifying we may have been purifying you may have been purifying they may have been purifying
Négation
Forme simple
I mayn't purify you mayn't purify he mayn't purify we mayn't purify you mayn't purify they mayn't purify
Forme en V-ing
I mayn't be purifying you mayn't be purifying he mayn't be purifying we mayn't be purifying you mayn't be purifying they mayn't be purifying
Perfect
I mayn't have purified you mayn't have purified he mayn't have purified we mayn't have purified you mayn't have purified they mayn't have purified
Perfect en V-ing
I mayn't have been purifying you mayn't have been purifying he mayn't have been purifying we mayn't have been purifying you mayn't have been purifying they mayn't have been purifying
Forme interrogative
Forme simple
may I purify? may you purify? may he purify? may we purify? may you purify? may they purify?
Forme en V-ing
may I be purifying? may you be purifying? may he be purifying? may we be purifying? may you be purifying? may they be purifying?
Perfect
may I have purified? may you have purified? may he have purified? may we have purified? may you have purified? may they have purified?
Perfect en V-ing
may I have been purifying? may you have been purifying? may he have been purifying? may we have been purifying? may you have been purifying? may they have been purifying?
Forme interro-négative
Forme simple
mayn't I purify? mayn't you purify? mayn't he purify? mayn't we purify? mayn't you purify? mayn't they purify?
Forme en V-ing
mayn't I be purifying? mayn't you be purifying? mayn't he be purifying? mayn't we be purifying? mayn't you be purifying? mayn't they be purifying?
Perfect
mayn't I have purified? mayn't you have purified? mayn't he have purified? mayn't we have purified? mayn't you have purified? mayn't they have purified?
Perfect en V-ing
mayn't I have been purifying? mayn't you have been purifying? mayn't he have been purifying? mayn't we have been purifying? mayn't you have been purifying? mayn't they have been purifying?